Cavity insert for a golf club head



FIG. 1 is a perspective view of a cavity insert for a golf club head showing our new design; and,

FIG. 2 is a rear elevational view of the cavity insert shown in FIG. 1;.

The broken line showing of a golf club head is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a cavity insert for a golf club head, as shown and described. 